Vue material datepicker在清除日期后更改格式

<template>
  <md-datepicker v-model="selectedDate" @clear="handleClear"></md-datepicker>
</template>

<script>
import { ref } from 'vue';
import { MdDatepicker } from 'vue-material-components';

export default {
  components: {
    MdDatepicker
  },
  setup() {
    const selectedDate = ref(null);

    const handleClear = () => {
      selectedDate.value = null;
      // 手动重置日期格式
      selectedDate.value = new Date().toISOString().split('T')[0];
    };

    return {
      selectedDate,
      handleClear
    };
  }
};
</script>